1. A

    Princ. component Analy. (PCA) wrong method for my data??? please help :)

    Hi there guys i'm facing a statistics Problem and hope you might be able to help me out. (sorry for my english it isn't that good) I want to analyse the Price of electricity in germany and have already bulid a dataset with 70 Variables (Solarproduction, Windproduction, Nuclearproduction and so...
  2. J

    Energy Predictions for budgets - where to begin

    Hi, I have a lot of electricity data for many years of monthly electric bills. I have created scatter plots with a trend line in excel using dates on the x-axis and consumption (kWh) on the y axis. This all works great and gives me a lot of insight, but I want to take this a lot further. I...
  3. C


    Distribute six energy units to four different states, 0ε, 1ε, 2ε, 3ε, with the constraint that the total energy of the system is equal to 4ε which must determine the weight and n(ε) for each energy level.